发明名称 |
HEADPHONE DEVICE |
摘要 |
<p>A headphone device where a back housing provided behind a driver unit of a headphone unit and a baffle section provided at a front face are formed from a porous material having air permeability. The headphone device is a device where a baffle section constructed so as to surround a space except a front opening of a driver unit and/or a back housing section constructed so as to cover the rear face of the driver unit are formed using a porous material having air permeability.</p> |
申请公布号 |
WO2005101895(A1) |
申请公布日期 |
2005.10.27 |
申请号 |
WO2005JP07579 |
申请日期 |
2005.04.14 |
申请人 |
SONY CORPORATION;TSUNODA, NAOTAKA |
发明人 |
TSUNODA, NAOTAKA |
分类号 |
H04R1/10;(IPC1-7):H04R1/10 |
主分类号 |
H04R1/10 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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